A new species of dinosaur, Gualicho shinya, had tiny arms like T. rex despite coming from a separate continent, suggesting this feature evolved for a reason
T-Rex: Tyrannosaurus Dinosaur Facts and Information
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Bwana joen kynästä: heinäkuuta 2016
The Dino That Looked T. Rex-y Long Before T. Rex
Dinosaurs: Why did 'T. rex' have such tiny arms?, Science
Найден новый хищный динозавр с крошечными верхними лапами
Researcher Argues Tiny T. Rex Arms Had Big Purpose
Have You Ever Wondered Why the T. rex Had Such Tiny Arms? - Nerdist
Types of Tyrannosaur Dinosaurs and Origins of T. Rex
Why Did T. Rex Have Such Tiny Arms? To Keep Them Out of the Way
What's the Point of T-Rex's Tiny Arms?
Why T. rex has tiny arms University of California